[DEVICE] Fix validation errors for multi-node LL with gfx950 non-coherent system memory (#1795)

2025-07-10 09:05:46 -05:00
parent 058264b3f3
commit 68d6f99e0f
1 changed files with 1 additions and 1 deletions
@@ -260,7 +260,7 @@ private:

  __device__ void storeLL(union ncclLLFifoLine* dst, uint64_t val, uint32_t flag) {
 #if defined(__HIP_PLATFORM_AMD__) || defined(__HIPCC__)
-#if defined(__gfx950__)
+#if (defined(__gfx950__) && defined(HIP_HOST_UNCACHED_MEMORY))
    using Vec = uint32_t __attribute__((ext_vector_type(4)));
    Vec i4;
    i4[0] = val & 0xffffffff;